497906 has 8 divisors (see below), whose sum is σ = 750684. Its totient is φ = 247680.

The previous prime is 497899. The next prime is 497929. The reversal of 497906 is 609794.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 410881 + 87025 = 641^2 + 295^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

497906 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35 + ... + 998.

2⁴⁹⁷⁹⁰⁶ is an apocalyptic number.

497906 is a deficient number, since it is larger than the sum of its proper divisors (252778).

497906 is a wasteful number, since it uses less digits than its factorization.

497906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 497906 is about 705.6245460583. The cubic root of 497906 is about 79.2590969665.

The spelling of 497906 in words is "four hundred ninety-seven thousand, nine hundred six".